Home / 180,033.58-248,438.73-103,546.90

Finding the Fourth Proportional to 180,033.58, 248,438.73 and 103,546.90

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Solution

The fourth proportional to 180,033.58, 248,438.73 and 103,546.90 is: 142,890.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,033.58 : 248,438.73 = 103,546.90 : x
  2. Step 2: Convert to fraction form
    180,033.58/248,438.73 = 103,546.90/x
  3. Step 3: Cross multiply
    180,033.58x = 248,438.73 × 103,546.90
  4. Step 4: Simplify right side
    180,033.58x = 25,725,060,331.44
  5. Step 5: Solve for x
    x = 25,725,060,331.44/180,033.58
  6. Step 6: Final answer
    x = 142,890.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.